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PROCEDURE
1
Do this procedure in the conditions that follow:
•
Related to the intervals given from the owner (related to classification societies)
•
Related to the intervals given from WinGD
•
If temperature alarms of bearings occurred
•
If damage of bearings occurred
•
After the main bearing shells are replaced and again after approximately 100
operation hours
•
If the vessel has hit the sea bed.
2
Prepare the vessel and the engine for the measurement as follows:
2.1
Make sure that the items that follow are sufficiently cool:
•
System oil
•
Cooling water
•
Engine
2.2
Make sure that the vessel floats freely in a horizontal position.
NOTE:
You must not do this measurement in the dry-dock.
2.3
Get access to the crankshaft of the engine.
3
Record the general data that follow:
•
Load of the engine
•
Temperature of the engine
•
Temperature of the seawater
•
Temperature of the HT water
•
Temperature of the system oil
•
Draught of the vessel (fore side and aft side)
4
Measure the values for the first crank as follows:
4.1
Operate the turning gear to turn the engine in the direction related to
until the crank is in the BDC position.
4.2
Continue to operate the turning gear in the same direction until the punch marks
are freely accessible (position 1 in
4.3
Put the dial gauge (002,
) next to the connecting rod in the center
punch marks (001). Make sure that the dial gauge (002) goes into the center
punch marks (001).
Fig 8-1
Dial gauge position
001
002
18 mm
4.4
Turn the rod of the dial gauge (002) to apply tension.
4.5
Set the dial gauge (002) to zero.
X82-B
AA00-3103-00AAA-360A-A
Maintenance Manual
Crankshaft - do a check of the crank deflection
Winterthur Gas & Diesel Ltd.
- 337 -
Issue 001 2020-10
Содержание X82-B
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